Ad-Aware was the original Adware Remover. It is a delight to see them evolved into an antivirus + antispyware product. They have several versions of this product. The basic version is called Ad-Aware Free Internet Security. And as the name suggests , it is Free.
These are the features of the basic version. Features real-time protection, advanced genotype detection technology, rootkit protection, automatic updates, and much more — to ensure that you have the power to protect yourself online.
The new version of Avast has an improved user interface and is more easy to understand and use. The graphics are attractive too. The color of the log also has been changed. Of course Avast continues to offer its free version of Antivirus program to home users. And the registration process has been simplified.
Processor Pentium 3, 128 MB RAM, 100 MB of free hard disk space
Microsoft Windows 2000, XP/Vista/7 (32/64 bit)
What Avast Free Edition Offers:
Continuous protection against viruses and spyware
Ensures all mails sent and received are clean
Keeps you protected from "chat" infections
Stops attacks from hijacked websites
Comodo Internet Security has all the functionality of a paid AV without the price. It eliminates ALL known Viruses, Worms and Trojans from desktops and networks with no license fees or hidden costs. Comodo Blocks Viruses from infecting your PC – Free Forever
* Detects, blocks and eliminates viruses from desktops and networks
* Constantly protects with real-time On Access scanning
* Built in scheduler allows you to run scans at a time that suits you
* Isolates suspicious files in quarantine preventing infection
* Daily, automatic updates of virus definitions
* Simple to use: install and forget while CIS protects you in the background
You can download Comodo Internet Security from this link
ClamWin is a Free Antivirus program. ClamWin Free Antivirus comes with an easy installer and open source code. You may download and use it absolutely free of charge. It features:
* High detection rates for viruses and spyware;
* Scanning Scheduler;
* Automatic downloads of regularly updated Virus Database.
* Standalone virus scanner and right-click menu integration to Microsoft Windows Explorer;
* Adding to Microsoft Outlook to remove virus-infected attachments automatically.
Please note that ClamWin Free Antivirus does not include an on-access real-time scanner. You need to manually scan a file in order to detect a virus or spyware. It works with Microsoft Windows 7 / Vista / XP / Me / 2000 / 98 and Windows Server 2008 and 2003.
You can download ClamWin Free Antivirus from this link
BitDefender Free Edition is an on-demand virus scanner, which is best used in a system recovery or forensics role. It has the following features
Virus scanning and removal
On demand scanning - Powerful scan engines ensure detection and removal of all viruses in the wild every time you need it.
The Scheduler lets you plan ahead, and schedule full system/drive scans in the off hours, when you won’t be using your computer.
With just a right click you can check your files and folders.
works with Windows XP with Service Pack 2 (32/64 bit) or higher , Windows Vista (32/64 bit) and Windows Vista SP1, Windows Home Server
You can download BitDefender Free Edition from this link
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